The Semipalmated Sandpiper (Calidris or Erolia pusilla), is a very small shorebird. They are long distance migrants and winter in coastal South America with some going to the southern United States. They migrate in flocks which can number in the hundreds of thousands, particularly in favored feeding locations such as the Bay of Fundy and Delaware Bay. This species is a rare but regular vagrant...

The Baird's Sandpiper, Calidris bairdii is a small shorebird.
Adults have black legs and a short thin dark bill. They are dark brown on top and mainly white underneath with a black patch on the rump. The head and breast are light brown with dark streaks. In winter plumage, this species is paler brownish gray above. This bird can be difficult to distinguish from other similar tiny shorebirds;...

Word of the Day

pawl

A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.